【作者(必填)】Philippe Aghion, Nicholas Bloom, Richard Blundell, Rachel Griffith, Peter Howitt

【文题(必填)】Competition and Innovation: An Inverted U Relationship

【年份(必填)】2005 QJE(不要NBER上的那个版本）

【全文链接或数据库名称(选填)】http://qje.oxfordjournals.org/content/120/2/701.short